"led"-tagged Public Circuits

LED Control circuit PUBLIC

Uses 2 potentiometers to control a LED. Powered by 5V, 6V, 6.3V, or 6.5V.

by kavirkurup | updated 6 days, 7 hours ago

2n2222   5v-6_5v   led  

Multiplexer PUBLIC

by kavirkurup | updated March 29, 2025

led   multiplexer   pushbutton  

Arduino Uno+Shift register circut PUBLIC

This circuit uses a Arduino to control LED's. Can be used to display binary info.

by kavirkurup | updated March 29, 2025

74hc595   arduino-uno   led  

Push Button Latch PUBLIC

This circuit simulates using a momentary button to latch on or off a P-channel MOSFET connected to a battery.

by cameronU | updated January 29, 2025

bjt   button   led   mosfet   switching  

debugging-fig-07.14 PUBLIC

by hkienle | updated April 10, 2022

constant-current-source   led   zener-diode  

debugging-fig-07.13 PUBLIC

by hkienle | updated April 10, 2022

constant-current-source   led   voltage-divider  

tutorial-bjt-current_limiter-w_zener PUBLIC

by hkienle | updated March 18, 2022

constant-current-source   led   zener-diode  

prj-led-cc_driver PUBLIC

by hkienle | updated February 23, 2022

constant-current-source   instructable   led  

tutorial-digital PUBLIC

by hkienle | updated January 12, 2022

digital   frequency-divider   led   tutorial-email  

tutorial-bjt-current_limiter PUBLIC

by hkienle | updated January 08, 2022

bjt   current-limiting   led  

tutorial-led PUBLIC

by hkienle | updated January 08, 2022

current-limiting   led  

TwoDifferentLEDinvolvedInCurrentMirror PUBLIC

by vanderghast | updated February 14, 2021

current-mirror   led  

Flickering light dimmer PUBLIC

by ikatkov | updated December 27, 2020

dimmer   led   lm317  

LED constant current controller PUBLIC

by hevans | updated July 07, 2020

constant-current-source   led  

Solar Experiment PUBLIC

BigCliveDotCom's "Simplest solar light possible, using old phone battery" schematic

by dhaans | updated May 05, 2020

battery   charger   led   solar  

Led driver design PUBLIC

constant current led driver from 6v DC input. Controlled from Attiny85 PWM.

by cheperboy | updated July 06, 2019

led  

Led driver simulation PUBLIC

constant current led driver from 6v DC input. pwm provided by attiny85.

by cheperboy | updated July 06, 2019

led  

Bluetooth Dimmer Bypass Problem PUBLIC

Help needed in maintaining dimming function of 12V Bluetooth LED dimmer when module is not bypassed.

by Greg_di | updated March 12, 2019

bypass   diode   led  

LED Flasher PUBLIC

Status Indicator: Steady good, flashing bad.

by Watuckey | updated September 23, 2018

flasher   led  

LEDs with resistor biasing PUBLIC

LEDs are usually found with a resistor in series to select the desired current (and therefore brightness and power consumption).

by CircuitLab | updated June 07, 2017

bias-point   current-limiting   led